Expedia (EXPE) 10-K/A 2017 FY Annual report (amended)

Exhibit 23.1

Consent of Independent Registered Public Accounting Firm

We consent to the incorporation by reference in the following Registration Statements:

(1) Registration Statement (Form S-4 No. 333-221623) of Expedia, Inc. and in the related Prospectus,

(2) Registration Statement (Form S-4 No. 333-213740) of Expedia, Inc. and in the related Prospectus,

(3) Registration Statement (Form S-4 No. 333-140195) of Expedia, Inc. and in the related Prospectus,

(4) Registration Statement (Form S-4/A No. 333-175828) of Expedia, Inc. and in the related Prospectus,

(5) Registration Statement (Form S-4/A No. 333-169654) of Expedia, Inc. and in the related Prospectus,

(6) Registration Statement (Form S-4/A No. 333-208025) of Expedia, Inc. and in the related Prospectus,

(7) Registration Statement (Form S-8 No. 333-178650) pertaining to the Expedia, Inc. 2005 Stock and Annual Incentive Plan, the Expedia, Inc. 401(k) Retirement Savings Plan, and the Expedia, Inc. Deferred Compensation Plan for Non-Employee Directors of Expedia, Inc.,

(8) Registration Statement (Form S-8 No. 333-187111) pertaining to the Expedia, Inc. 2013 Employee Stock Purchase Plan and the Expedia, Inc. 2013 International Employee Stock Purchase Plan,

(9) Registration Statement (Form S-8 No. 333-213715) pertaining to the Fourth Amended and Restated Expedia, Inc. 2005 Stock and Annual Incentive Plan,

(10) Registration Statement (Form S-3ASR No. 333-216351) of Expedia, Inc. and in the related Prospectus,

(11) Registration Statement (Form S-3ASR No. 333-197974) of Expedia, Inc. and in the related Prospectus,

(12) Registration Statement (Form S-8 No. 333-205996) pertaining to the Expedia, Inc. 2005 Stock and Annual Incentive Plan,

(13) Registration Statement (Form S-8 No. 333-206990) pertaining to the Orbitz Worldwide, Inc. 2007 Equity and Incentive Plan, and

(14) Registration Statement (Form S-8 No. 333-208548) pertaining to the HomeAway, Inc. 2011 Equity Incentive Plan;

of our report dated February 8, 2018, with respect to the effectiveness of internal control over financial reporting of Expedia, Inc. included in this Form 10-K/A.

/s/ Ernst & Young LLP

Seattle, Washington

February 8, 2018